Alert archive / Alabama / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 34, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Feb 16, 1990, 7:04 AM CST for Coosa County, Alabama. It was in force for 56 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Feb 16, 1990, 7:04 AM CST (13:04 UTC)
- Expired
- Feb 16, 1990, 8:00 AM CST
- In force
- 56 min
- Issued by
- NWS Mobile, AL
- Area
- Whole counties
County Coosa County, AL
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Feb 16, 7:50 AM CST | Thunderstorm Wind 0 | Coosa, AL |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Centreville/Bibb, AL (KCKL), launched 12:00Z, 1.1 hours before the alert went out and 89 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 837 J/kg
- Mixed-layer CIN
- -25 J/kg
- Mixed-layer LCL
- 556 m above ground
- 0-6 km bulk shear
- 64 kt
- 0-1 km storm-relative helicity
- 233 m²/s²
- 0-3 km storm-relative helicity
- 276 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 4.9
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KMGM 161308
SVRMGM
ALC037-161400-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MONTGOMERY AL
704 AM CST FRI FEB 16 1990
THE NATIONAL WEATHER SERVICE IN MONTGOMERY HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 800 AM CST
FOR PEOPLE IN THE FOLLOWING COUNTY...
IN SOUTH ALABAMA
...COOSA
AT 7 05 AM CST RADAR INDICATED A SEVERE THUNDERSTORM IN NORTHWEST
COOSA COUNTY MOVING TOWARD THE EAST AT ABOUT 40 MPH.
A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING. REMAIN CALM BUT BE ALERT TO
RAPIDLY CHANGING WEATHER CONEDITIONS.What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Feb 16, 1:16 AM CST, 5 hours 48 minutes before
ALZ016-013-015-MSZ013-014-160900- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MOBILE AL 115 AM CST FRI FEB 16 1990 ...TORNADO WATCH CONTINUES IN EFFECT FOR SOUTHEAST MISSISSIPPI AND MOST OF SOUTHWEST ALABAMA UNTIL 400AM... ALL COUNTIES IN SOUTHEAST MISSISSIPPI AND ALL BUT CONECUH COUNTY IN SOUTHWEST ALABAMA REMAIN UNDER A TORNADO WATCH. AT 100 AM THE MOBILE RADAR INDICATED SEVERAL BANDS OF SHOWERS AND THUNDERSHOWERS ACROSS SOUTHWEST ALABAMA INTO SOUTHEAST MISSISSIPPI. THE SHOWERS WERE MOVING TO THE NORTHEAST AT 50 MPH. STRONG THUNDERSTORMS WERE MOVING THROUGH SOUTHCENTRAL MISSISSIPPI BETWEEN HATTIESBURG AND MERIDIAN INTO CENTRAL AND NORTH ALABAMA. RESIDENTS SHOULD REMAIN ALERT FOR THE POSSIBILITY OF SEVERE WEATHER.
Special weather statement, Feb 16, 2:58 AM CST, 4 hours 6 minutes before
ALZ016-013-015-MSZ013-014-161000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MOBILE AL 300 AM CST FRI FEB 16 1990 ...TORNADO WATCH CONTINUES IN EFFECT FOR SOUTHEAST MISSISSIPPI AND MOST OF SOUTHWEST ALABAMA UNTIL 400AM... ALL COUNTIES IN SOUTHEAST MISSISSIPPI AND ALL BUT CONECUH COUNTY IN SOUTHWEST ALABAMA REMAIN UNDER A TORNADO WATCH. AT 300 AM THE MOBILE RADAR INDICATED SEVERAL BANDS OF SHOWERS AND THUNDERSHOWERS ACROSS SOUTHWEST ALABAMA INTO SOUTHEAST MISSISSIPPI. THE SHOWERS WERE MOVING TO THE NORTHEAST AT 50 MPH. STRONG THUNDERSTORMS WERE MOVING THROUGH SOUTHCENTRAL MISSISSIPPI BETWEEN HATTIESBURG AND MERIDIAN INTO CENTRAL AND NORTH ALABAMA. RESIDENTS SHOULD REMAIN ALERTO FOR THE POSSIBILITY OF SEVERE WEATHER.
Special weather statement, Feb 16, 3:39 AM CST, 3 hours 25 minutes before
ALZ016-013-015-MSZ013-014-161200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MOBILE AL 340 AM CST FRI FEB 16 1990 ...TORNADO WATCH NUMBER 44 IN EFFECT FOR SOUTHEAST MISSISSIPPI AND PARTS OF SOUTHWEST ALABAMA UNTIL 1000AM... ALL COUNTIES IN SOUTHEAST MISSISSIPPI EXCEPT HARRISON AND JACKSON... AND WASHINGTON...CLARK...MONROE...AND CONECUH COUNTIES IN SOUTHWEST ALABAMA ARE UNDER THE TORNADO WATCH. AT 330 AM THE MOBILE RADAR INDICATED SEVERAL BANDS OF SHOWERS AND THUNDERSHOWERS ACROSS SOUTHWEST ALABAMA INTO SOUTHEAST MISSISSIPPI. THE SHOWERS WERE MOVING TO THE NORTHEAST AT 50 MPH. STRONG THUNDERSTORMS WERE MOVING THROUGH SOUTHCENTRAL MISSISSIPPI BETWEEN HATTIESBURG AND MERIDIAN INTO CENTRAL AND NORTH ALABAMA. RESIDENTS SHOULD REMAIN ALERT FOR THE POSSIBILITY OF SEVERE WEATHER.
Special weather statement, Feb 16, 5:43 AM CST, 1 hour 21 minutes before
ALZ016-013-015-MSZ013-014-161330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MOBILE AL 540 AM CST FRI FEB 16 1990 ...TORNADO WATCH NUMBER 44 IN EFFECT FOR SOUTHEAST MISSISSIPPI AND PARTS OF SOUTHWEST ALABAMA UNTIL 1000AM... ALL COUNTIES IN SOUTHEAST MISSISSIPPI EXCEPT HARRISON AND JACKSON ARE UNDER THE WATCH AND IN SOUTHWEST ALABAMA WASHINGTON...CLARK... MONROE...AND CONECUH COUNTIES ARE UNDER THE WATCH. AT 530 AM THE MOBILE RADAR INDICATED SEVERAL BANDS OF SHOWERS AND THUNDERSHOWERS ACROSS SOUTHWEST ALABAMA INTO SOUTHEAST MISSISSIPPI. THE SHOWERS WERE MOVING TO THE NORTHEAST AT 50 MPH. STRONG THUNDERSTORMS WERE MOVING THROUGH SOUTH AND CENTRAL MISSISSIPPI BETWEEN HATTIESBURG AND MERIDIAN INTO CENTRAL AND NORTH ALABAMA. RESIDENTS SHOULD REMAIN ALERT FOR THE POSSIBILITY OF SEVERE WEATHER.
The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 16, 7:16 AM CST | Severe Thunderstorm Warning | MOB | Autauga, Elmore | 59 min |
| Feb 16, 7:31 AM CST | Severe Thunderstorm Warning | MOB | Wilcox | 59 min |
| Feb 16, 7:52 AM CST | Flash Flood Warning | MOB | Tallapoosa | 68 min |
| Feb 16, 7:52 AM CST | Severe Thunderstorm Warning | MOB | Tallapoosa | 68 min |
| Feb 16, 8:10 AM CST | Severe Thunderstorm Warning | MOB | Autauga, Elmore, Montgomery | 65 min |
| Feb 16, 9:00 AM CST | Severe Thunderstorm Warning | MOB | Chambers, Tallapoosa | 60 min |
| Feb 16, 9:00 AM CST | Severe Thunderstorm Warning | MOB | Butler | 60 min |
| Feb 16, 9:12 AM CST | Severe Thunderstorm Warning | MOB | Crenshaw, Pike | 63 min |
| Feb 16, 9:12 AM CST | Severe Thunderstorm Warning | MOB | Bullock, Macon | 63 min |
| Feb 16, 9:12 AM CST | Severe Thunderstorm Warning | MOB | Lee | 63 min |
| Feb 16, 9:13 AM CST | Severe Thunderstorm Warning | MOB | Conecuh | 62 min |
| Feb 16, 9:31 AM CST | Severe Thunderstorm Warning | MOB | Baldwin | 29 min |
| Feb 16, 9:53 AM CST | Severe Thunderstorm Warning | MOB | Coffee, Covington | 67 min |
| Feb 16, 9:59 AM CST | Severe Thunderstorm Warning | MOB | Baldwin | 61 min |
| Feb 16, 10:12 AM CST | Severe Thunderstorm Warning | MOB | Barbour, Dale | 63 min |
| Feb 16, 10:55 AM CST | Tornado Warning | MOB | Dale | 50 min |
| Feb 16, 11:13 AM CST | Severe Thunderstorm Warning | MOB | Henry, Houston | 62 min |
| Feb 16, 11:13 AM CST | Severe Thunderstorm Warning | MOB | Geneva | 62 min |
Nearby
Severe Thunderstorm Warnings in Alabama, 1990Every severe thunderstorm warning in 1990
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.